Crash when blowing up TNT in the Nether

Details

Description

Check the crashlog

Description: Exception ticking world entities
java.lang.NullPointerException: Exception ticking world entities
at axu.l(SourceFile:1087)
at tc.l(SourceFile:493)
at net.minecraft.server.MinecraftServer.b(SourceFile:736)
at net.minecraft.server.MinecraftServer.a(SourceFile:661)
at dfz.a(SourceFile:158)
at net.minecraft.server.MinecraftServer.run(SourceFile:564)
at java.lang.Thread.run(Thread.java:745)